Observed 8:15 AM MDT at KAFO

Alpine, WY weather

Overcast and 34°1°.

Forecasts differ

Now 34°1°

Cloudy

Wind: Calm; Light through 8 PM
Dew point: 34°1°; Dry, static shocks likely
Humidity: 100%; Air 34°1°, dew point 34°1° · frost likely
UV index: 0Low; Moderate 12–5 PM · peak 4

Light snow now, through the next 2 hours.

From forecast models

Next 48 hours

9°5° cooler than this time yesterday (43°6° then, 34°1° now)

Good hours for

Above 40°4° today by 10 AM
High 51°11° today at 3 PM
Below 40°4° tonight after 9 PM
Hard freeze tonight midnight–10 AM (low 26°−3°)
Below freezing tomorrow night from 2 AM (low 29°−2°)

This morningUp to 40°4° by 10 AM · freezing, low 30°−1° · Partly cloudy
This afternoonUp to 51°11° by 3 PM · Partly cloudy
TonightDown to 27°−3° by 4 AM · freezing, low 27°−3° · Clear
Tomorrow morningUp to 40°4° by 11 AM · freezing, low 26°−3° · Clear
Tomorrow afternoonUp to 54°12° by 4 PM · Partly cloudy
Tomorrow nightDown to 29°−2° by 5 AM · freezing, low 29°−2° · Partly cloudy

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sat 8a	Partly sunny	30°−1° (likely 30°−1° to 38°3°)	30°−1°	0%	1 mph2 km/h from NE, gusts 2 mph4 km/h	92%	55%	0
Sat 9a	Sunny	33°1° (likely 33°1° to 39°4°)	33°1°	0%	2 mph3 km/h from ENE, gusts 3 mph5 km/h	92%	42%	0
Sat 10a	Partly sunny	40°4° (likely 39°4° to 42°6°)	40°4°	0%	2 mph3 km/h from ENE, gusts 6 mph10 km/h	85%	33%	1
Sat 11a	Sunny	39°4° (likely 39°4° to 46°8°)	39°4°	0%	1 mph2 km/h from ENE, gusts 8 mph13 km/h	100%	30%	2
Sat 12p	Mostly sunny	42°6° (likely 42°6° to 49°9°)	42°6°	0%	1 mph2 km/h from ENE, gusts 6 mph9 km/h	92%	40%	3
Sat 1p	Mostly sunny	45°7° (likely 45°7° to 51°11°)	45°7°	0%	0 mph0 km/h, gusts 6 mph10 km/h	83%	44%	4
Sat 2p	Cloudy	48°9° (likely 48°9° to 53°12°)	48°9°	0%	0 mph0 km/h, gusts 5 mph9 km/h	73%	70%	4
Sat 3p	Mostly sunny	51°11° (likely 50°10° to 54°12°)	51°11°	0%	0 mph0 km/h, gusts 4 mph7 km/h	61%	51%	4
Sat 4p	Sunny	51°11° (likely 50°10° to 54°12°)	51°11°	0%	0 mph0 km/h, gusts 4 mph6 km/h	58%	28%	3
Sat 5p	Mostly sunny	51°11° (likely 49°9° to 54°12°)	51°11°	0%	0 mph0 km/h, gusts 4 mph6 km/h	58%	12%	2
Sat 6p	Clear	49°9° (likely 46°8° to 52°11°)	49°9°	0%	0 mph0 km/h, gusts 4 mph7 km/h	62%	8%	1
Sat 7p	Clear	46°8° (likely 43°6° to 48°9°)	46°8°	0%	0 mph0 km/h, gusts 4 mph6 km/h	75%	7%	0
Sat 8p	Clear	43°6° (likely 41°5° to 45°7°)	43°6°	0%	2 mph3 km/h from ENE, gusts 4 mph6 km/h	83%	3%	0
Sat 9p	Clear	38°3° (likely 38°3° to 44°7°)	34°1°	0%	5 mph8 km/h from E, gusts 6 mph10 km/h	91%	1%	0
Sat 10p	Clear	36°2° (likely 36°2° to 43°6°)	33°1°	0%	3 mph5 km/h from E, gusts 7 mph11 km/h	94%	6%	0
Sat 11p	Clear	33°1° (likely 33°1° to 42°6°)	30°−1°	0%	3 mph5 km/h from E, gusts 5 mph8 km/h	100%	9%	0
Sun 12a	Clear	32°0° (likely 32°0° to 41°5°)	29°−2°	0%	3 mph5 km/h from E, gusts 7 mph11 km/h	100%	10%	0
Sun 1a	Clear	31°−1° (likely 31°−1° to 41°5°)	28°−2°	0%	3 mph5 km/h from E, gusts 6 mph9 km/h	100%	10%	0
Sun 2a	Clear	30°−1° (likely 30°−1° to 41°5°)	26°−3°	0%	3 mph5 km/h from E, gusts 5 mph9 km/h	100%	9%	0
Sun 3a	Clear	29°−2° (likely 29°−2° to 41°5°)	25°−4°	0%	3 mph5 km/h from E, gusts 8 mph13 km/h	100%	9%	0
Sun 4a	Clear	27°−3° (likely 27°−3° to 39°4°)	27°−3°	0%	2 mph3 km/h from E, gusts 7 mph11 km/h	100%	9%	0
Sun 5a	Clear	27°−3° (likely 27°−3° to 39°4°)	27°−3°	0%	2 mph3 km/h from E, gusts 5 mph8 km/h	100%	10%	0
Sun 6a	Clear	27°−3° (likely 27°−3° to 39°4°)	23°−5°	0%	3 mph5 km/h from E, gusts 5 mph8 km/h	100%	10%	0
Sun 7a	Clear	26°−3° (likely 26°−3° to 39°4°)	22°−6°	0%	3 mph5 km/h from SE, gusts 6 mph10 km/h	100%	11%	0
Sun 8a	Sunny	26°−3° (likely 26°−3° to 39°4°)	22°−6°	0%	3 mph5 km/h from E, gusts 6 mph10 km/h	100%	24%	0
Sun 9a	Sunny	29°−2° (likely 29°−2° to 40°4°)	25°−4°	0%	3 mph5 km/h from E, gusts 7 mph11 km/h	100%	24%	0
Sun 10a	Mostly sunny	36°2° (likely 36°2° to 46°8°)	36°2°	0%	1 mph2 km/h from ESE, gusts 6 mph9 km/h	95%	33%	1
Sun 11a	Mostly sunny	40°4° (likely 40°4° to 49°9°)	40°4°	0%	0 mph0 km/h, gusts 5 mph8 km/h	88%	43%	3
Sun 12p	Sunny	44°7° (likely 44°7° to 52°11°)	44°7°	0%	0 mph0 km/h, gusts 5 mph9 km/h	77%	18%	4
Sun 1p	Mostly sunny	48°9° (likely 48°9° to 55°13°)	48°9°	0%	0 mph0 km/h, gusts 4 mph7 km/h	71%	37%	4
Sun 2p	Sunny	51°11° (likely 51°11° to 56°13°)	51°11°	0%	0 mph0 km/h, gusts 5 mph8 km/h	60%	40%	4
Sun 3p	Mostly sunny	53°12° (likely 52°11° to 57°14°)	53°12°	5%	0 mph0 km/h, gusts 5 mph8 km/h	53%	42%	4
Sun 4p	Mostly sunny	54°12° (likely 52°11° to 57°14°)	54°12°	0%	0 mph0 km/h, gusts 6 mph10 km/h	51%	45%	2
Sun 5p	Partly sunny	53°12° (likely 50°10° to 56°13°)	53°12°	0%	0 mph0 km/h, gusts 8 mph13 km/h	53%	54%	1
Sun 6p	Partly cloudy	51°11° (likely 47°8° to 52°11°)	51°11°	0%	0 mph0 km/h, gusts 8 mph12 km/h	59%	48%	0
Sun 7p	Partly cloudy	48°9° (likely 44°7° to 49°9°)	48°9°	0%	0 mph0 km/h, gusts 6 mph10 km/h	71%	46%	0
Sun 8p	Partly cloudy	44°7° (likely 42°6° to 47°8°)	44°7°	0%	0 mph0 km/h, gusts 5 mph8 km/h	80%	57%	0
Sun 9p	Partly cloudy	40°4° (likely 40°4° to 45°7°)	40°4°	0%	1 mph2 km/h from SE, gusts 4 mph6 km/h	87%	57%	0
Sun 10p	Mostly clear	38°3° (likely 38°3° to 45°7°)	38°3°	0%	1 mph2 km/h from SE, gusts 3 mph5 km/h	93%	36%	0
Sun 11p	Clear	36°2° (likely 36°2° to 43°6°)	36°2°	0%	2 mph3 km/h from SE, gusts 6 mph9 km/h	97%	27%	0
Mon 12a	Partly cloudy	35°2° (likely 34°1° to 43°6°)	35°2°	0%	2 mph3 km/h from ESE, gusts 5 mph9 km/h	100%	32%	0
Mon 1a	Partly cloudy	34°1° (likely 34°1° to 43°6°)	34°1°	0%	2 mph3 km/h from ESE, gusts 5 mph8 km/h	100%	30%	0
Mon 2a	Cloudy	32°0° (likely 32°0° to 43°6°)	32°0°	0%	2 mph3 km/h from ESE, gusts 5 mph8 km/h	100%	73%	0
Mon 3a	Partly cloudy	31°−1° (likely 31°−1° to 43°6°)	31°−1°	0%	2 mph3 km/h from ESE, gusts 4 mph7 km/h	100%	78%	0
Mon 4a	Partly cloudy	30°−1° (likely 30°−1° to 42°6°)	30°−1°	0%	2 mph3 km/h from ESE, gusts 3 mph5 km/h	100%	81%	0
Mon 5a	Partly cloudy	29°−2° (likely 29°−2° to 42°6°)	25°−4°	0%	3 mph5 km/h from ESE, gusts 3 mph4 km/h	100%	72%	0
Mon 6a	Cloudy	29°−2° (likely 29°−2° to 40°4°)	25°−4°	0%	3 mph5 km/h from ESE, gusts 3 mph4 km/h	100%	69%	0
Mon 7a	Partly cloudy	29°−2° (likely 28°−2° to 40°4°)	24°−4°	0%	5 mph8 km/h from ESE, gusts 2 mph4 km/h	100%	41%	0

Days ahead

Tap a day for its hours and the official wording.

Today, Oct 24. Mostly sunny. High 51°11°, low 25°−4°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Partly sunny, 30°−1°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 51°11°
  Dry
3. Evening
  6 PM–midnight
  Clear, 43°6°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 27°−3°
  Dry
Official NWS forecast
Today: Sunny, with a high near 51. Northeast wind around 2 mph.
Tonight: Mostly clear, with a low around 25. East northeast wind 0 to 5 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
50°10°–54°12°
Low, likely
25°−4°–37°3°
Wind
5 mph8 km/h, gusts 14 mph22 km/h
UV peak
4
Tomorrow, Oct 25. Partly sunny. High 54°12°, low 28°−2°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 26°−3°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 54°12°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 44°7°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 29°−2°
  Dry
Official NWS forecast
Day: Sunny, with a high near 54. East wind 0 to 3 mph.
Night: Partly cloudy, with a low around 28. East wind 0 to 3 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
52°11°–57°14°
Low, likely
28°−2°–39°4°
Wind
8 mph13 km/h
UV peak
4
Monday, Oct 26. Partly sunny. High 54°12°, low 27°−3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 35°2°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 56°13°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 45°7°
  40% chance · 0.2 in0.5 cm
4. Overnight
  midnight–6 AM
  Snow, 36°2°
  70% chance · 0.6 in1.4 cm
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 54. Southeast wind 1 to 5 mph.
Night: A chance of rain showers before midnight, then rain and snow showers likely. Partly cloudy, with a low around 27. South southeast wind 1 to 8 mph. Chance of precipitation is 60%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
52°11°–57°14°
Low, likely
27°−3°–39°4°
Wind
9 mph14 km/h, gusts 26 mph42 km/h
UV peak
4
Tuesday, Oct 27. Snow. High 45°7°, low 23°−5°. Snow 0–3 in0–8 cm, 70% chance. Mostly agree.
1. Morning
  6 AM–noon
  Snow, 35°2°
  70% chance · 0.2 in0.4 cm
2. Afternoon
  noon–6 PM
  Snow, 40°4°
  60% chance · 0.04 in0.9 mm
3. Evening
  6 PM–midnight
  Cloudy, 36°2°
  30% chance · 0.02 in0.5 mm
4. Overnight
  midnight–6 AM
  Cloudy, 31°−1°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Rain and snow showers likely. Mostly cloudy, with a high near 45. South southwest wind 6 to 9 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Night: A slight chance of rain and snow showers before midnight. Mostly cloudy, with a low around 23. Chance of precipitation is 20%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
38°3°–45°7°
Low, likely
23°−5°–36°2°
Wind
12 mph19 km/h, gusts 30 mph47 km/h
UV peak
3
Wednesday, Oct 28. Partly sunny. High 50°10°, low 25°−4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 30°−1°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 48°9°
  Dry
3. Evening
  6 PM–midnight
  Clear, 37°3°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 32°0°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 50.
Night: Partly cloudy, with a low around 25.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
45°7°–50°10°
Low, likely
25°−4°–33°1°
Wind
8 mph13 km/h, gusts 23 mph37 km/h
UV peak
4
Thursday, Oct 29. Cloudy. High 53°12°, low 29°−2°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 34°1°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 52°11°
  20% chance
3. Evening
  6 PM–midnight
  Cloudy, 44°7°
  30% chance
4. Overnight
  midnight–6 AM
  Cloudy, 40°4°
  40% chance
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 53.
Night: A chance of rain showers. Mostly cloudy, with a low around 29.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
48°9°–54°12°
Low, likely
29°−2°–34°1°
Wind
6 mph10 km/h, gusts 27 mph44 km/h
UV peak
2
Friday, Oct 30. Showers. High 52°11°, low 29°−2°. Rain 0.26 in6.6 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 40°4°
  40% chance · 0.3 in0.7 cm
2. Afternoon
  noon–6 PM
  Snow, 47°8°
  60% chance · 0.2 in0.5 cm
3. Evening
  6 PM–midnight
  Snow, 42°5°
  60% chance · 0.2 in0.5 cm
4. Overnight
  midnight–6 AM
  Drizzle, 37°3°
  50% chance · 0.2 in0.5 cm
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain showers. Partly sunny, with a high near 52.
Night: A chance of rain showers. Mostly cloudy, with a low around 29.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
40°4°–53°12°
Low, likely
29°−2°–39°4°
Wind
8 mph14 km/h, gusts 21 mph33 km/h
UV peak
2
Saturday, Oct 31. Drizzle. High 40°4°, low 29°−2°. Rain 0.15 in3.8 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Snow, 35°2°
  50% chance · 0.1 in0.3 cm
2. Afternoon
  noon–6 PM
  Snow, 40°4°
  50% chance · 0.2 in0.6 cm
3. Evening
  6 PM–midnight
  Cloudy, 33°1°
  40% chance · 0.01 in0.4 mm
4. Overnight
  midnight–6 AM
  Partly cloudy, 29°−2°
  30% chance
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
37°3°–44°7°
Low, likely
24°−4°–37°3°
Wind
7 mph12 km/h, gusts 21 mph33 km/h
UV peak
4
Sunday, Nov 1. Cloudy. High 40°4°, low 27°−3°. Rain 0.03 in0.8 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 31°−1°
  30% chance
2. Afternoon
  noon–6 PM
  Sunny, 41°5°
  30% chance
3. Evening
  6 PM–midnight
  Clear, 34°1°
  30% chance
4. Overnight
  midnight–6 AM
  Clear, 28°−2°
  20% chance · 0.3 in0.8 cm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
33°1°–45°7°
Low, likely
20°−7°–37°3°
Wind
5 mph9 km/h, gusts 13 mph22 km/h
UV peak
4
Monday, Nov 2. Drizzle. High 44°7°, low 29°−2°. Rain 0.2 in5.1 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Mostly sunny, 29°−2°
  30% chance · 0.4 in1.1 cm
2. Afternoon
  noon–6 PM
  Cloudy, 43°6°
  30% chance · 0.4 in0.9 cm
3. Evening
  6 PM–midnight
  Drizzle, 35°2°
  20% chance · 0.2 in0.4 cm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
37°3°–56°13°
Low, likely
25°−4°–31°−1°
Wind
5 mph9 km/h, gusts 21 mph33 km/h
UV peak
3

10 days15 days30 days

The outlook

Today
Dry, high 51°, low 25°.
Tomorrow
Dry, high 54°, low 28°, warming up.
Monday
Dry, high 54°, low 27°.
Rest of week
Highs 40–53°; chance of precipitation on Tuesday, Friday, Saturday.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (RIW) (opens in a new tab)

What changed since yesterday

No meaningful changes from yesterday’s forecast.

Radar

Radar data: NOAA MRMS, rendered by forecast.blue

Radar loads when scrolled into view

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Salt River (WY) near Etna

5.7 mi

Below flood stage

Level: 1.9 ft
Flow: 471 cfs

Forecast peak 2.0 ft Sat 12 PM

Reading from Sat 6:30 AM · NWS gauge page

Eastern Idaho Reservoirs at Palisades

15 mi

Below flood stage

Level: 5517 ft

Forecast peak 5521 ft Mon 5 AM

Reading from Sat 6:30 AM · NWS gauge page

Snake River near Irwin

17 mi

Below flood stage

Level: 4.8 ft
Flow: 1,420 cfs

Forecast peak 4.8 ft Sat 12 PM

Reading from Sat 6:30 AM · NWS gauge page

Snake River near Jackson

20 mi

Below flood stage

Level: 1.3 ft
Flow: 1,560 cfs

Forecast peak 1.4 ft Sat 12 PM

Reading from Sat 6:30 AM · NWS gauge page

Sun & moon

Sun

Daylight: 10 h 38 min; Losing 2 min 44 s a day; shortest Dec 21, 1 h 39 min less
Golden hour: 5:47–6:44 PM; Morning 7:31–8:28 AM
Blue hour: 6:44–6:55 PM; Morning 7:19–7:31 AM; first light 7:19 AM

Stars tonight? Fair

Clear 6:55 PM–7:21 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

97% lit · growing

Today: sets 6:05 AM · rises 5:26 PM
Full moon: Oct 25
New moon: Nov 9

Looking northeast from Alpine. The highest point on the skyline is about 9,400 ft, 4 mi away.Skyline from USGS elevation data, heights drawn up to 2× taller. Sky, sun and moon as they are now.

Alpine, WY weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Salt River (WY) near Etna

Eastern Idaho Reservoirs at Palisades

Snake River near Irwin

Snake River near Jackson

Sun & moon

Sun

Stars tonight? Fair

Moon